Keep the over all leingth of the firearm greater than 26" and you can have whatever barrel leingth you desire.
Yes, it meets the minimum overall length requirements. Since it is a single shot there is no minimum length required for the barrel.
In US law, there is no legal minimum for a handgun barrel- I have a Sedgely Baby Hammerless .22 Revolver with a 1 inch barrel. There IS a legal minimum (16") for rifles and shotguns (18")
There is no restriction on barrel length but the overall length of the firearm must be 26.5 in or greater
1.345m
16"
18" for shotguns
16 inches
In Ohio, the legal minimum barrel length for a rifle is 16 inches. Any rifle with a barrel length shorter than that would be considered a short-barreled rifle, which is regulated under the National Firearms Act (NFA).
Federal law requires that a shotgun have a minimum barrel length of 18" and a minimum overall length of 28". Colorado law is not more restrictive.
As long as you follow all Federal laws, any length you want.
There is no legal maximum for a pistol barrel, A RIFLE must have a MINIMUM 16 inch barrel unless registered as a "Short Barreled Rifle", but pistols do not have a maximum.
It can be, depending on the action the gun uses. It can also be illegal if you cut the barrel length below the legal limit. In the US, a Title 1 rifle must have a minimum barrel length of 16 inches, and a Title I shotgun must have a minimum barrel length of 18 inches.